
Bloomberg Talks London Mayor Sadiq Khan Talks COP30, Zohran Mamdani
Nov 3, 2025
Sadiq Khan, the Mayor of London and chair of C40 Cities, discusses pressing climate issues at COP30. He emphasizes the vital role cities play in tackling the climate emergency and shares optimistic expectations for COP30 outcomes. Khan advocates for the UK government to prioritize climate action across all sectors and defends London’s progressive stance in the New York mayoral race. He also reflects on the responsibilities of leading a global city and the importance of serving all residents, regardless of their wealth.
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Cities As Climate Doers
- Mayors demonstrate practical climate solutions and drive local action where national leaders stall.
- Sadiq Khan says cities create jobs, cut pollution, and provide examples that can push national ambitions higher.
Climate Concern Is Global Now
- Climate impacts are now felt across the global north as well as the south, changing public demand.
- Khan argues that visible heatwaves, fires, and floods are increasing pressure on politicians everywhere.
Treat Climate As Whole-Government Priority
- Make climate policy a whole-of-government priority, not a departmental sideline.
- Design energy-efficient homes and invest in clean industries to create jobs and ease transitions.

